As an OCR (obstacle course race) enthusiast, I have struggled for years with what shoes to wear. My go-to tended to be whichever running shoes were past their prime, because I didn’t want to ruin my good shoes in the mud. I checked out what everyone else was wearing, read reviews on the best shoes for OCRs, but just couldn’t decide. Then I heard about VJ Shoes, a company in Finland that had created several…